\begin{table}[htbp]\centering
\def\sym#1{\ifmmode^{#1}\else\(^{#1}\)\fi}
\caption{Cross-Candidate Communication, Affective Polarization (Feeling Thermometer) and In-Party Candidate Support\label{tab:ccXapftmain}}
\begin{tabular}{l*{3}{c}}
\hline\hline
                &\multicolumn{1}{c}{(1)}   &\multicolumn{1}{c}{(2)}   &\multicolumn{1}{c}{(3)}   \\
                &In-Group Affect   &Out-Group Affect   &Difference   \\
                &      b/p   &      b/p   &      b/p   \\
\hline
Candidate Support&            &            &            \\
RCV Comp.       &    0.101   &   -0.640   &   -0.223   \\
                &  (0.615)   &  (0.182)   &  (0.431)   \\
RCV Comp. + Endorse&   -1.230***&   -0.867*  &   -0.510*  \\
                &  (0.000)   &  (0.045)   &  (0.045)   \\
Out Therm.      &    0.823   &            &            \\
                &  (0.094)   &            &            \\
RCV Comp. x Out Therm.&    0.070   &            &            \\
                &  (0.924)   &            &            \\
RCV Comp. + Endorse x Out Therm.&    1.611*  &            &            \\
                &  (0.013)   &            &            \\
In Therm.       &            &    1.315** &            \\
                &            &  (0.004)   &            \\
RCV Comp. x In Therm.&            &    1.069   &            \\
                &            &  (0.109)   &            \\
RCV Comp. + Endorse x In Therm.&            &   -0.094   &            \\
                &            &  (0.872)   &            \\
Diff. Therm     &            &            &    0.225   \\
                &            &            &  (0.491)   \\
RCV Comp. x Diff. Therm&            &            &    0.618   \\
                &            &            &  (0.204)   \\
RCV Comp. + Endorse x Diff. Therm&            &            &   -0.792   \\
                &            &            &  (0.062)   \\
Constant        &    1.609***&    0.836*  &    1.665***\\
                &  (0.000)   &  (0.013)   &  (0.000)   \\
\hline
Psuedo R$^2$    &     0.06   &     0.06   &     0.04   \\
\textit{N}      &     2235   &     2235   &     2235   \\
\hline\hline
\end{tabular}
\end{table}
